File:Liquid Helium.jpg
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Original file (1,600 × 1,200 pixels, file size: 617 KB, MIME type: image/jpeg)
Summary
| Description |
English: Liquid helium in a vacuum bottle. The liquid is at the normal boiling point (4.2K,1 atm.), boiling slowly. |
| Date | |
| Source | Own work |
| Author | Alfred Leitner photographed this as part of his movie "Liquid Helium, Superfluid". |
| Permission (Reusing this file) |
The movie had U.S. copyright 1963, which expirede & was not renewed: PUBLIC DOMAIN. |
Licensing
|
I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:50, 4 September 2022 | | 1,600 × 1,200 (617 KB) | commons>User-duck | Cropped 4x3 using CropTool with lossless mode. |
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